Revert of [inspector] Initial import of v8_inspector.

src/inspector/public/V8InspectorClient.h

-// Copyright 2015 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef V8_INSPECTOR_PUBLIC_V8INSPECTORCLIENT_H_
-#define V8_INSPECTOR_PUBLIC_V8INSPECTORCLIENT_H_
-
-#include "src/inspector/public/StringBuffer.h"
-#include "src/inspector/public/StringView.h"
-
-#include <v8.h>
-
-namespace v8_inspector {
-
-class V8StackTrace;
-
-enum class V8ConsoleAPIType { kClear, kDebug, kLog, kInfo, kWarning, kError };
-
-class PLATFORM_EXPORT V8InspectorClient {
-public:
-    virtual ~V8InspectorClient() { }
-
-    virtual void runMessageLoopOnPause(int contextGroupId) { }
-    virtual void quitMessageLoopOnPause() { }
-    virtual void runIfWaitingForDebugger(int contextGroupId) { }
-
-    virtual void muteMetrics(int contextGroupId) { }
-    virtual void unmuteMetrics(int contextGroupId) { }
-
-    virtual void beginUserGesture() { }
-    virtual void endUserGesture() { }
-
-    virtual std::unique_ptr<StringBuffer> valueSubtype(v8::Local<v8::Value>) { return nullptr; }
-    virtual bool formatAccessorsAsProperties(v8::Local<v8::Value>) { return false; }
-    virtual bool isInspectableHeapObject(v8::Local<v8::Object>) { return true; }
-
-    virtual v8::Local<v8::Context> ensureDefaultContextInGroup(int contextGroupId) { return v8::Local<v8::Context>(); }
-    virtual void beginEnsureAllContextsInGroup(int contextGroupId) { }
-    virtual void endEnsureAllContextsInGroup(int contextGroupId) { }
-
-    virtual void installAdditionalCommandLineAPI(v8::Local<v8::Context>, v8::Local<v8::Object>) { }
-    virtual void consoleAPIMessage(int contextGroupId, V8ConsoleAPIType, const StringView& message, const StringView& url, unsigned lineNumber, unsigned columnNumber, V8StackTrace*) { }
-    virtual v8::MaybeLocal<v8::Value> memoryInfo(v8::Isolate*, v8::Local<v8::Context>) { return v8::MaybeLocal<v8::Value>(); }
-
-    virtual void consoleTime(const StringView& title) { }
-    virtual void consoleTimeEnd(const StringView& title) { }
-    virtual void consoleTimeStamp(const StringView& title) { }
-    virtual double currentTimeMS() { return 0; }
-    typedef void (*TimerCallback)(void*);
-    virtual void startRepeatingTimer(double, TimerCallback, void* data) { }
-    virtual void cancelTimer(void* data) { }
-
-    // TODO(dgozman): this was added to support service worker shadow page. We should not connect at all.
-    virtual bool canExecuteScripts(int contextGroupId) { return true; }
-};
-
-} // namespace v8_inspector
-
-
-#endif // V8_INSPECTOR_PUBLIC_V8INSPECTORCLIENT_H_